The Alamo Drafthouse Cinema in Austin, Texas, in lieu of more traditional "Please turn off your cellphones and pagers" messages, occasionally shows Homestar Runner clips, among other strange clips. One such clip is from the movies and shows Strong Bad detailing the many irritating things at the movie theater, including his frustration with "the kind of person that likes to talk to the movie".

In the scrapped ending of this short, available on its DVD release, a Kick The Cheat can be seen in Columbia's bed. (Behind-the-scenes photos posted on the film's Facebook fan page show this much more clearly, including a couple photos specifically showing Columbia with her Kick The Cheat.)

The youth camp program "BigStuf" held in Panama City, FL every year is home to several Homestar Runner sightings: The violin player in the camp's band consistently wears various Homestar Runner shirts, and a Homestar Runner character is always thanked on the last day of camp every year. In 2004, it was Homestar Runner. In 2005, it was Coach Z.

During Podcast #32, the group is talking about old "no loitering" signs, and Geoff says he remembers signs saying "no loafing or loitering." Gus then starts asking if he was talking about Homestar Runner.

During Podcast #57, the group are talking of old Flash cartoons, and they mention Homestar Runner and how consistent the website would put out content

The bestselling book "Empire" by science fiction author Orson Scott Card contains a quote on the top of page 10 in which a university student says the familiar phrase, "My head a splode," in response to a main character's statements.

In the section "Aesthetics" in Chapter 4: Special Rules and Systems, it's mentioned that a combination of the Black Plastic and Trash Praxis aesthetics has picked up the nickname "Crawling Rusty Meat", a reference to the Taranchula music video in the Strong Bad Email death metal.

At the GLT panel, during the question and answer session, someone asked how Largo "typed with boxing gloves on". Largo replied that he was not Strong Bad, but he does "rock out like Trogdor" and sometimes his computer gets "burninated".

A car has been spotted on the streets of Melbourne, Australia, with a license plate reading "TRGDOR".
Another car has been spotted in Irvine, California with a license plate of "BURNIN8". Yet another in North Carolina has a plate reading "Fhqwagds" (sic).

As part of the first showing of the unreleased at the time Macromedia Flash Player 8, a graphical demo was shown with various effects that will be available in the new player being applied to both graphics, text, animations and movies on the fly. Of all the animations on the web, the Macromedia developers decided to feature both Homestar Runner and an animated The Homestar Runner, showing the new effects being applied to their forms.

This dictionary has an entry for asplode that says "the term was popularized in 2004 by the character Strong Bad on the Homestar Runner web site homestarrunner.com". An excerpt of this book showing this entry can be found on Amazon.com.

In this work in progress among the characters in this scene are Strong Bad and Homestar Runner. Strong Bad is to the left of the Enterprise bridge, slightly right of center image. Homestar is below the right side of the Rolling Stone magazine cover, in the bottom left.

In the 2008 edition of this annual Western Australian satirical publication,
there is an image of Trogdor on an advertisement for a dragon-slayer on the back page.
In small text on the bottom, there is a message as follows- "Sorry. Trogdor will burninate your ****. Don't even bother."

Around Halloween 2004, at "The Old Spaghetti Factory" restaurant in Toronto, Ontario, Canada (a fairly largechain, and a higher class restaurant), they had a large collection of carved pumpkins all over the place, and one prominently placed pumpkin near the entrance had an excellently carved likeness of Homestar in it.

During the introduction to the weekly showings of the Rocky Horror Picture Show at the Rialto Theatre in Raleigh, North Carolina, a projector is frequently used to make The Cheat and Trogdor run across the screen.

Shadowrun is a pen-and-paper RPG that combines elements of cyberpunk and fantasy. On page 87 (of the second printing), when discussing designing a character, it says (emphasis ours):

Write down some quotes your character might say. Three or four should be good. Fiction is filled with characters that can be captured in a quote—everything from "Do you feel lucky, punk?" to "Double Deuce!"—capture our imaginations and give us something to hook a character on.

The paragraph about Mario Paint mentions how it was used to create the first Homestar Runner cartoon. However, it incorrectly calls Homestar Runner a web comic and states that the cartoon was created a decade after the release of Mario Paint.

A Tweet posted by Arby's on December 20, 2017 features a recreation of the Strong Bad Dancin' Musical Nobot from what I want. The text reads "We're completely entrangled by those hypnotically swaying hips...", a quote from the email.

Another Tweet on December 28, 2017, with text explaining the Latin word "draco" (the origin of "dragon"), features a GIF of Strong Bad drawing Trogdor from dragon. They replied to their own Tweet with a link to the definition of "cottages" on their website. They also replied to other people with Homestar Runner references.

Another Tweet on March 12, 2018, with text explaining the word "chiaroscuro", features a GIF of Strong Bad setting fire to Strong Sad's dragon in dragon. Again, they responded to comments with Homestar Runner references.

In the introduction to this book, written by the actor-turned-author Wil Wheaton, who once played Wesley Crusher on Star Trek; The Next Generation, the author mentions a conversation with his wife that covered whether or not to bring his Trogdor shirt to a book signing. He has been known to talk about Homestar in other such personal encounters and on his Twitter feed.